Co-designed specifically for World of Warcraft by Blizzard Entertainment and SteelSeries, the World of Warcraft MMO Gaming Mouse is fully scalable to meet the requirements of even the most discerning World of Warcraft gamer and delivers incredible customization with 15 programmable buttons, advanced macro creation, and 10 profiles each with unique illumination scheme, superior performance, comfort and control for in-game dominance, an amazing experience for World of Warcraft gamers of all levels and play styles.